For questions on connecting devices together so that they can communicate with each other, as well as on networking equipment such as routers and switches.

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Constant disconnection Ubuntu 14.04

I had a similar problem before, I tried many many distros before (debian,arch,fedora) and had the problem of constant disconnection and the authentication bug. It was persistent , which made me think ...
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0answers
30 views

Do wirelesss local area network devices consume higher bandwidth than cable devices?

I am getting 6mps and connecting 100 users at ago, within the network i have a number of wireless devices like asus router because of the limitatitons of ports.my question is, most the clients are ...
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8 views

Software wifi bridge cant authenticate to access point for reason 3

I have a Edimax EW-7811Un USB-dongle and try to build up a software bridge between wired (eth0) and wireless (wlan1) interface. The wlan interface should work in client mode so no hostapd is needed. I ...
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2answers
32 views

How to calculate network traffic by process on Linux?

I want to do something like this: time my_application But instead of time I want some utility that will measure the network traffic: <some_network_tool> my_application It should give some ...
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0answers
23 views

OpenVPN Confusion - Server and client on one machine?

I have searched all over the internet and tried so many things.. but I cannot seem to figure this out. I have a Raspberry Pi. I have an ethernet, but I have access to a wireless if I needed it. ...
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1answer
14 views

Data Transfer Rate

This may be a very newbie question but I am just confused in general about the following. I have a 300Mbps router (wireless-N) and with my ISP, I have a 15Mbps download rate. So my question is, what ...
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1answer
19 views

Setup a second router to add a new subnet

Image description of how it is setup First Router is in 192.168.1.x series. Second router is set up in 192.168.0.x series The second router is setup in router mode, DHCP Forwarder. WAN IP address ...
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1answer
109 views

Why is the internet speed lower when behind a router in my setup?

The Setup I've got a SB6141 cable modem connected to a NETGEAR N600 Dual Band Wi-Fi Router (WNDR3400) and am on the comcast deluxe50 business plan (50Mbps up 10Mbps down). Wifi set up is pictured ...
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24 views

SSH access without router settings modification

I would like to distribute preconfigured servers to a group of persons who are unable to modify their router settings - and access theses servers remotely via SSH2. However, would this be possible ...
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2answers
33 views

On windows 7, looking for Registry Key or non-gui command to Change “Use Default gateway on Remote network”

Does anyone know of the Registry Key that is used to turn on or off "Use Default gateway on Remote Network" ? I need to automate this change for many computers and want to avoid the GUI method of ...
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1answer
40 views

How can I make my routers interconnected?

I work in a small business that has seven of the same routers around the building, which means seven SSIDs. What I am wondering is, is there anyway to make them interconnected so that they can ...
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25 views

Cisco ASA 5505 port forwarding - rules breaking internet

I'm working with a client, they have an old outdated ASA. They have an app that requires ports 3000-4000 be open, and ICMP allowed. The computer hosting the app is at 192.168.1.167 Everything I try ...
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5 views

Limited or no Connectivity with Antivirus - Win7 x64

I have this situation, My antivirus (Eset Smart Security) is not allowing my HP Compaq 6720s Win7x x64 to go to internet Wifi/Cable. It shows limited or connectivity. I uninstalled the antivirus and ...
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18 views

How do I successfully network computers together using Windows HomeGroup?

I am trying to network a normal USB printer so that all computers on my network can print from it, but no computer on my network can see my HomeGroup... I have a router connected to a switch, which ...
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0answers
11 views

Create, connect and disconnect a PPPoE connection

What I'd like to do is create a PPPoE connection and than have the possibility to connect and disconnect them changing IP. I was able to make this thing using Windows: I created a simple PPPoE ...
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0answers
21 views

what happens when the url is entered the first time in web browser [duplicate]

I would like to know What happens in the background, when you type a URL in a Web browser for the first time,technically in terms of OSI Layers. Need a website or a info on what parameters are added ...
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1answer
22 views

Transfer file from local machine to port forwarded machine

I have to transfer a file from my local machine to remote server 2 from remote server 1. I have port forwarded the remote server1(Amazon Ec2) port 2222 to remote server2(Amazon Ec2). I am connecting ...
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22 views

How to connect 2 computers on different network through router

A,B - Nodes without any router (Directly connected) R1, R2 - Routers X1 connects to X2 throught router R1 and R2 correspondingly A-B connection works fine. How to connect X1-X2 so that I can share ...
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3answers
34 views

Record All Traffic Hitting Router

I have aNetgear WNDR4300 router. I was curious if there was an option to see all websites that are accessed from any device hitting the router. I have set-up an OpenDNS affiliation, but it seems to ...
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0answers
13 views

How do you enable wifi geolocation software within a virtual machine (VMWareplayer)

I have a win 10 host with windows 7 guest VM. The virtual machine is attached to the internet via NAT (host has access to internet through either ethernet cable or Wifi, the VM Box shows ). How do i ...
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0answers
12 views

Accessing NAS drive via bridging router

I have a NAS connected to my Asus RT-N66U. I can connect to the NAS drive via the ASUS router on 192.168.1.67 However the wifi signal in my bedroom is not strong enough so I have a second Zyxel ...
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1answer
21 views

How does point to point network interface work?

I configured vpn with openswan. To allow L2TP vpn connections new interface got created: ppp0. Here's what ifconfig shows: ppp0: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST> mtu 1410 ...
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0answers
50 views

When is Windows connecting to the internet? [on hold]

More specifically, at which point in time, during boot, does a windows 7 (Home Premium SP1 64bit) system typically establish an internet connection? By typically I mean with the default number of ...
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0answers
12 views

Amazon EC2 instance goes offline

I've set up a game server on Amazon EC2. However it is often going offline for ~10 minutes, failing a status check. Instance reachability check failed at January 31, 2016 at 8:10:00 PM UTC+1 (4 ...
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39 views

Can't connect to wifi; internet protocol missing?

Help! This morning my dad moved the wifi router. Since then I have been having trouble connecting to our wifi on both my laptop and cellphone. Oddly enough he has been experiencing no problems... ...
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17 views

Quick way to reset local area connection (batchfile?) Win7

I use mains adapters to run my internet to 2 desktop machines both running win7. The only problem I have is that from time to time I lose my internet and the only way I can get it back is to run the ...
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0answers
30 views

What is the dll or sys file that installs networking components at Windows Setup?

I am writing a research about Windows XP, but i cant find out about the file/step that installs networking components at Windows XP Setup. I know that the root of it is setup.exe, but setup.exe ...
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1answer
36 views

Cat 6 cable unable to reach gigabit speeds?

I have made my own cat 6 cable (run length 30m) but I cant seem to get gigabit speeds with it (my old cable can but its too short). Its stuck at 100mbps now. I suspect im doing something wrong... I ...
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0answers
11 views

Multiple VPNs setup from a single station and a router recommendation

guys. I need to access geo-restricted applications while traveling. There are two apps - first one can be accessed only from England and the other one only from Ireland. Please advise if ...
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1answer
27 views

Allow two subnets to talk to each other over a wireless bridge

I have two subnets connected over a wireless bridge and I'm trying to figure out how to get them to talk to each other. Subnet 1 Router: Netgear wireless Router IP: 192.168.1.1 DHCP range: ...
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2answers
38 views

How can I create separate/isolated regions on a home network?

I currently have a flat network at home. My boradband router comes in and is connected to a switch, which supplies the Ethernet drops within the house. I also have a wireless router connected to the ...
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2answers
47 views

Block the secondary router in my network

I have a main router/modem and I want to share the Internet with some rented rooms in my house to cut down the Internet bill and make some profit from using the Internet. I am the owner and rent some ...
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19 views

Frequent Wireless issues

One of my colleague is having frequent WiFi issues thus, the LAN is working fine. This set-up was not done by me but it was there for a longer time. He has his main router given by ISP (DHCP enabled + ...
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0answers
14 views

Opensuse: Force Kmail to use wireless connection while rest of the programs use wired connection

I live in college dorm and I am using OpenSuse Leap 42.1 with KDE. I want to use KMail for accessing my college email server. I am usually connect via ethernet connection because it is almost 10 times ...
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1answer
35 views

get the real true external IP even with VPN

I am running a server software on my PC. It has a VPN software running. The internet connection is wired to a router (sometimes wireless). I have a PHP script that gets the external IP correctly ...
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1answer
22 views

Giving each domain unique IPV6 address for posfix SMTP

Today I faced a problem after setting up postfix as my mailserver and sending e-mail to a gmail email, which responded me with the following message: Our system has detected that this ...
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0answers
19 views

How to estimate the backplane bandwidth of a PC used as router?

I would like to estimate the backplane bandwidth of my router, but the catch is that it is a repurposed PC. System configuration: Motherboard: Asus P5BV-C, with Intel 3200 northbridge and Intel ...
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11 views

How to have the same machine names for local and VPN networks

I have a bunch of machines in an OpenVPN network, including laptops. Sometimes they are on the same local network, sometimes not. I'd like to have a mechanism to give them local DNS names such that ...
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2answers
17 views

Where are network config files supposed to be saved for libvirt?

I'm having a heck of a time with libvirt. I deleted the default NAT network, and I'm trying to add a Bridge for VMs. According to libvirt's wiki and Network XML format | Using an existing host bridge, ...
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1answer
24 views

How to set up two internet conenctions, on LAN with NAS

I have two internet connections, one via ADSL which is fast but costs money, and one via LTE which is slow but free. My setup is a few Time Capsules, a Mac Pro, a Mac Mini, several MacBooks, iPhones ...
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24 views

Ethernet Unidentified Network (Windows 8.1) after linux Installation

the title says it all. but i'd like to add some detail about this error.im dual booting windows 8.1 and fedora 23 yesterday. in linux all of my network adapter is working perfectly fine but, after i ...
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0answers
16 views

msys2 network performance woes

With a fresh install of msys2 32-bit (needed for git-annex) from https://msys2.github.io/ on Windows 7 SP1 64-bit, I'm seeing incredibly slow network transfer speeds on wget, ssh, rsync, etc. For ...
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40 views

One-armed home router with cheap smart managed switch and cable modem?

My question is if such a setup would work: A cable modem, several LAN machines as well as the router/server (Linux box, with just 1 port) connect to a cheap smart managed switch such as the TP-Link ...
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2answers
26 views

Tracking Bandwidth & Latency in Linux [on hold]

I'm trying to write a simple script that can detect dips in network traffic (both bandwidth and latency in both directions) between 2 arbitrary hosts in my network over time. Is there a tool to do ...
0
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1answer
17 views

How to convert /etc/interfaces settings into udev rules?

I'm trying to set up a bridged networking interface for kvm/libvirt. I'm having trouble doing so because the tutorials are written for non-udev systems using configuration files like /etc/interfaces. ...
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0answers
33 views

Why can't domain Users map network drives?

I have a domain controller set up with some shared folders. I have multiple users with different levels of access to the shared folders. I tried to use the GPO to map the network drives and it didn't ...
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1answer
45 views

How to bind a WiFi to a computer in network with multiple access points with same SSID?

In our college premises we have configured multiple WiFi AP with same ssid and same authentication. At this point, the computer choose the best Access Point with good signal. The problem is, sometimes ...
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12 views

Simple interactive windows firewall [migrated]

I'm surprised I cannot find any windows application fulfilling following requirements: to behave as standard, simple, standalone and interactive windows firewall, nothing more not to be unmanageable ...
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1answer
29 views

how to discover up hosts in a local network with nmap

I know that this question was asked a lot, but all the answers given are with the ping scan of nmap nmap -sP 192.168.1.1/24. The problem with this scan is that it doesn't detect hosts that doesn't ...
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1answer
16 views

changing DNS setting doesn't seem to have any effect

I am currently on Windows 10, and trying to use dnscrypt to proxy my DNS lookup from port 53 to some other port so it will bypass transparent DNS. however, when I change my windows DNS setting to ...